Seymour S. Sassafras/Colonel Wellington B. Bunny/Antoine (voice)
Danny Kaye
January Q. Irontail (voice)
Vincent Price
Peter Cottontail (voice)
Casey Kasem
Colonel Wellington's assistant / Santa Claus / Rooster (voice)
Paul Frees
Mom / Madame Esmeralda / Bonnie Bonnet / Hat shop owner (voice)
Joan Gardner
Donna (voice)
Iris Rainer
Tommy / Boy 1 (Independence Day) (voice)
Greg Thomas
Boy 2 (Independence Day)
Jeff Thomas
Songs
Maury Laws
Original Music Composer
Lyricist
Director
Arthur Rankin, Jr.
Producer
Jules Bass
Writer
Romeo Muller
Thornton W. Burgess
Steve Nelson
Book
Priscilla Friedrich
Otto Friedrich
Character Designer
Paul Coker Jr.
Jack Rollins
Production Supervisor
Kizo Nagashima
Production Design
Steve Nakagawa